12 347 x 3

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{12\,\,347}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,3}\end{array}} \\\,\,\,37\,\,041\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{25\,\,813}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,7}\end{array}} \\\,\,\,87\,\,691\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{14\,\,567}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,5}\end{array}} \\\,\,\,72\,\,835\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{21\,\,678}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,4}\end{array}} \\\,\,\,86\,\,712\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{15\,\,678}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,\,3}\end{array}} \\\,\,\,\,47\,\,034\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{22\,\,345}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,\,4}\end{array}} \\\,\,\,\,\,89\,\,380\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{16\,\,789}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,5}\end{array}} \\\,\,\,83\,\,945\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{24\,\,567}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,3}\end{array}} \\\,\,\,\,73\,\,701\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{17\,\,234}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,4}\end{array}} \\\,\,\,68\,\,936\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{25\,\,678}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,3}\end{array}} \\\,\,\,77\,\,034\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{18\,\,345}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,5}\end{array}} \\\,\,\,91\,\,725\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{26\,\,789}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,3}\end{array}} \\\,\,\,80\,\,367\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{19\,\,456}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,4}\end{array}} \\\,\,\,77\,\,824\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{27\,\,890}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,3}\end{array}} \\\,\,\,83\,\,670\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{20\,\,567}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,4}\end{array}} \\\,\,\,82\,\,268\end{array}\)

\(\begin{array}{l}\underline { \times \begin{array}{*{20}{c}}{28\,\,901}\\{\,\,\,\,\,\,\,\,\,\,\,\,\,3}\end{array}} \\\,\,\,86\,\,703\end{array}\)